How often are flights from London to Boston delayed?

About 9% of weekly flights between London and Boston have experienced delays in the past year, with the average delay time being 155 minutes.

Which airline has the best punctuality record on London to Boston flights?

Over the past year, Air Canada have had the lowest number of delays on this route, with no flights being classified as delayed.

What is the most punctual flight time for London to Boston flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What’s the top stopover airport for flights from London Heathrow Airport to Boston?

Reykjavik (KEF) – chosen by Cheapflights users on 39% of one-stop itineraries from London Heathrow Airport to Boston on Cheapflights.

What’s the fastest stopover option from London Heathrow Airport to Boston?

Flights via Dublin (DUB) have the shortest average one-way travel time for one-stop routes: 10h 20m.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Boston?

Flights via Dublin (DUB) offer the fastest connection on this route, with an average stopover time of 1h 52m.

What’s the cheapest stopover airport for flights from London Heathrow Airport to Boston?

Frankfurt am Main (FRA) is the most affordable one-stop option, with an average return flight price of £379.

How long is the flight from London Heathrow Airport to Boston?

There are many flights that can get you from London Heathrow Airport to Boston in 10h 35m. Fly via Icelandair or United Airlines to get the fastest option. The distance between London Heathrow Airport and Boston is about 3254 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from London Heathrow Airport to Boston round-trip?

Our cheapest airline available from London Heathrow Airport to Boston is PLAY. Our recent data shows that you can find tickets from as low as £273 on this airline. Additional options worth looking into are TAP AIR PORTUGAL and Scandinavian Airlines, starting at £282 and £299 round-trip. PLAY is priced at 40% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from London Heathrow Airport to Boston one-way?

One-way options have recently been found by users for as low as £319 on British Airways. Other airlines that offer cheap prices include Finnair from £323 and JetBlue from £324 one-way.

Weekly flight availability from London Heathrow Airport to Boston

The most flights from LHR to BOS are scheduled on a Thursday (36 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (28 on average).

In terms of precipitation, rainfall in Boston ranges from 78.0 - 101.0 inches per month. March is typically the wettest month, when rainfall can reach 101.0 mm. July is typically the driest time to visit Boston when rainfall is around 78.0 mm.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

What are the cheapest flights from London Heathrow Airport to Boston?

The cheapest flight price from London Heathrow Airport to Boston is £254. On average you can expect to pay £1,334. The most popular route, (London Heathrow - Boston Logan Intl), can usually be booked for £326.

What are the most reliable airlines from London Heathrow Airport to Boston?

Consider Scandinavian Airlines (90%), Gulf Air (90%) or KLM (89%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to Boston.

What are the most popular airlines that fly from London Heathrow Airport to Boston?

Virgin Atlantic, British Airways and KLM are the most popular airlines when flying from London Heathrow Airport to Boston.

What airport do you fly into for flights to Boston from London Heathrow?

Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from London Heathrow. On average, Logan Intl has 32 inbound flights from London Heathrow per day from 17 airlines. Boston Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

Can I find deals for flights from Heathrow to Boston that include hotel bookings?

Yes. In addition to deals on Heathrow to Boston flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Heathrow to Boston?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Boston.

Can I find deals for business class flights from Heathrow to Boston?

Yes. Cheapflights offers flight deals from Heathrow to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£305+ Flights from London Heathrow Airport to Boston

Q: How much does it cost for a return flight from London Heathrow Airport to Boston?

Airfare is below average for this route at the moment. London Heathrow Airport to Boston flights typically cost between £380 and £518 in January. The cheapest return flight price found within the last 3 days was £332 on TAP AIR PORTUGAL (15 Jan-29 Jan).

Cheapflights Tip: The best prices from London Heathrow to Boston Logan Intl are usually found in February or September, booked 57 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap flight deals from Heathrow to Boston

Round-trip from	£332
One-way from	£305
Popular in	December
Cheapest in	February
Average price	£425
Good round-trip deal	£393 or less
Good one-way deal	£313 or less

TAP AIR PORTUGAL
15/1-29/1
2 total stops
32h 55m total
London to Boston

Search Deals

13/1
3 total stops
32h 06m total
London to Boston

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (£10 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Price to beat on a round-trip flight from London Heathrow to Boston Logan Intl.

Search Deals

Price to beat on a one-way flight from London Heathrow to Boston Logan Intl.

Search Deals

Find flight deals from Heathrow to Boston

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Boston
Explore the most affordable flight options available from Heathrow to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.

Fri 21/1108:15LHR - BOS

1 stop16h 55mTAP AIR PORTUGAL

Sun 30/1122:45BOS - LHR

1 stop17h 50mTAP AIR PORTUGAL

Deal found 16/10£334

Fri 21/1108:15LHR - BOS

1 stop16h 55mTAP AIR PORTUGAL

Tue 2/1218:05BOS - LHR

1 stop13h 35mTAP AIR PORTUGAL

Deal found 15/10£334

Fri 21/1108:15LHR - BOS

1 stop16h 55mTAP AIR PORTUGAL

Sat 29/1122:25BOS - LHR

1 stop12h 05mTAP AIR PORTUGAL

Deal found 17/10£335

Thu 20/1106:00LHR - BOS

1 stop19h 10mTAP AIR PORTUGAL

Fri 28/1122:45BOS - LHR

1 stop15h 10mTAP AIR PORTUGAL

Deal found 16/10£336

Sat 22/1119:55LHR - BOS

1 stop29h 15mTAP AIR PORTUGAL

Sat 29/1122:25BOS - LHR

1 stop14h 05mTAP AIR PORTUGAL

Deal found 16/10£337

Fri 5/1208:15LHR - BOS

1 stop16h 55mTAP AIR PORTUGAL

Tue 9/1218:05BOS - LHR

1 stop22h 30mTAP AIR PORTUGAL

Deal found 16/10£338

Wed 19/1118:30LHR - BOS

1 stop30h 40mTAP AIR PORTUGAL

Sun 30/1122:45BOS - LHR

1 stop13h 45mTAP AIR PORTUGAL

Deal found 15/10£340

Sun 23/1112:25LHR - BOS

1 stop12h 45mTAP AIR PORTUGAL

Mon 1/1218:05BOS - LHR

1 stop13h 35mTAP AIR PORTUGAL

Deal found 16/10£348

Best flights from Heathrow to Boston
Discover carefully curated flight deals from Heathrow to Boston that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 October 2025.

Sat 22/1112:15LHR - BOS

1 stop10h 35mIcelandair

Fri 28/1119:50BOS - LHR

1 stop10h 00mIcelandair

Deal found 15/10£389

Mon 10/1113:45LHR - BOS

1 stop11h 35mUnited Airlines

Mon 17/1119:54BOS - LHR

1 stop10h 11mUnited Airlines

Deal found 14/10£407

Sat 15/1112:15LHR - BOS

1 stop10h 35mIcelandair

Tue 9/1219:50BOS - LHR

1 stop10h 00mIcelandair

Deal found 17/10£390

Mon 17/1113:45LHR - BOS

1 stop11h 35mUnited Airlines

Mon 24/1106:00BOS - LHR

1 stop9h 35mUnited Airlines

Deal found 14/10£407

Mon 8/1212:15LHR - BOS

1 stop10h 35mIcelandair

Thu 11/1219:50BOS - LHR

1 stop10h 00mIcelandair

Deal found 16/10£391

Tue 9/1213:45LHR - BOS

1 stop11h 35mUnited Airlines

Tue 16/1206:00BOS - LHR

1 stop9h 35mUnited Airlines

Deal found 14/10£407

Mon 3/1107:30LHR - BOS

2 stops14h 52mUnited Airlines

Mon 10/1116:29BOS - LHR

2 stops13h 21mUnited Airlines

Deal found 15/10£415

Sat 6/1212:15LHR - BOS

1 stop10h 35mIcelandair

Sun 4/119:50BOS - LHR

1 stop18h 40mIcelandair

Deal found 15/10£427

Wed 15/412:10LHR - BOS

1 stop12h 45mUnited Airlines

Thu 23/418:40BOS - LHR

1 stop10h 20mUnited Airlines

Deal found 14/10£422

Sat 15/1120:35LHR - BOS

1 stop19h 00mIcelandair

Sat 10/119:50BOS - LHR

1 stop18h 40mIcelandair

Deal found 16/10£429

Thu 6/1113:45LHR - BOS

1 stop11h 35mUnited Airlines

Thu 13/1106:00BOS - LHR

1 stop9h 35mUnited Airlines

Deal found 14/10£434

Direct flights from Heathrow to Boston
Explore direct flight options from Heathrow to Boston based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 October 2025.

Mon 24/1109:20LHR - BOS

Nonstop7h 50mJetBlue

Mon 1/1219:12BOS - LHR

Nonstop6h 43mJetBlue

Deal found 15/10£409

Mon 24/1109:20LHR - BOS

Nonstop7h 50mJetBlue

Thu 27/1119:12BOS - LHR

Nonstop6h 43mJetBlue

Deal found 16/10£410

Wed 12/1113:30LHR - BOS

Nonstop7h 40mBritish Airways

Wed 19/1118:55BOS - LHR

Nonstop6h 35mBritish Airways

Deal found 15/10£414

Mon 24/1117:05LHR - BOS

Nonstop7h 40mBritish Airways

Wed 3/1221:35BOS - LHR

Nonstop6h 40mBritish Airways

Deal found 15/10£416

Fri 7/1109:20LHR - BOS

Nonstop7h 54mJetBlue

Tue 11/1119:12BOS - LHR

Nonstop6h 43mJetBlue

Deal found 15/10£417

Tue 25/1117:05LHR - BOS

Nonstop7h 40mBritish Airways

Mon 1/1219:15BOS - LHR

Nonstop6h 45mBritish Airways

Deal found 16/10£418

Wed 11/209:20LHR - BOS

Nonstop7h 56mJetBlue

Thu 19/218:54BOS - LHR

Nonstop7h 01mJetBlue

Deal found 16/10£421

Tue 25/1113:30LHR - BOS

Nonstop7h 40mBritish Airways

Sat 6/1218:55BOS - LHR

Nonstop6h 35mBritish Airways

Deal found 15/10£423

Mon 16/317:05LHR - BOS

Nonstop7h 40mBritish Airways

Thu 19/322:35BOS - LHR

Nonstop6h 40mBritish Airways

Deal found 16/10£424

Mon 3/1109:20LHR - BOS

Nonstop7h 54mIcelandair

Tue 18/1119:12BOS - LHR

Nonstop6h 43mIcelandair

Deal found 15/10£426

Wed 5/1109:20LHR - BOS

Nonstop7h 54mJetBlue

Fri 14/1119:12BOS - LHR

Nonstop6h 43mJetBlue

Deal found 15/10£427

Last-minute flights from Heathrow to Boston
Discover last-minute flight deals from Heathrow to Boston. Data last updated 17 October 2025 and is based on user searches.

Wed 22/1019:30LHR - BOS

1 stop25h 05mScandinavian Airlines

Mon 3/1117:35BOS - LHR

1 stop19h 05mScandinavian Airlines

Deal found 15/10£491

Wed 22/1008:55LHR - BOS

Nonstop7h 30mBritish Airways

Thu 6/1119:25BOS - LHR

Nonstop6h 35mBritish Airways

Deal found 16/10£497

Wed 22/1010:05LHR - BOS

1 stop12h 21mBritish Airways

Tue 4/1121:35BOS - LHR

Nonstop6h 40mBritish Airways

Deal found 16/10£501

Wed 22/1008:55LHR - BOS

Nonstop7h 30mBritish Airways

Tue 28/1019:55BOS - LHR

Nonstop6h 35mBritish Airways

Deal found 16/10£506

Thu 23/1008:55LHR - BOS

Nonstop7h 30mBritish Airways

Thu 6/1119:25BOS - LHR

Nonstop6h 35mBritish Airways

Deal found 17/10£482

Thu 23/1008:55LHR - BOS

Nonstop7h 30mIberia

Thu 6/1111:56BOS - LHR

1 stop13h 24mIberia

Deal found 17/10£485

Thu 23/1008:55LHR - BOS

Nonstop7h 30mBritish Airways

Sun 26/1020:15BOS - LHR

Nonstop6h 45mBritish Airways

Deal found 15/10£500

Thu 23/1008:55LHR - BOS

Nonstop7h 30mBritish Airways

Mon 27/1008:30BOS - LHR

Nonstop6h 30mBritish Airways

Deal found 15/10£504

Mon 27/1015:35LHR - BOS

1 stop11h 18mBritish Airways

Tue 4/1121:35BOS - LHR

Nonstop6h 40mBritish Airways

Deal found 16/10£502

Mon 27/1011:45LHR - BOS

1 stop13h 10mAmerican Airlines

Tue 4/1113:23BOS - LHR

1 stop14h 52mAmerican Airlines

Deal found 15/10£505

One-way flights from Heathrow to Boston
Search for one-way flight options from Heathrow to Boston. Find affordable one-way fares based on user searches. Data last updated 17 October 2025.

Tue 13/119:50LHR - BOS

3 stops32h 06mMultiple Airlines

Deal found 17/10£305

Tue 30/1207:50LHR - BOS

1 stop11h 00mAer Lingus

Deal found 16/10£307

Tue 14/408:25LHR - BOS

Nonstop7h 58mJetBlue

Deal found 17/10£308

Mon 12/111:40LHR - BOS

Nonstop7h 40mAmerican Airlines

Deal found 16/10£308

Sun 14/1209:55LHR - BOS

1 stop16h 00mIberia

Deal found 17/10£309

Sun 16/1118:30LHR - BOS

1 stop25h 05mTAP AIR PORTUGAL

Deal found 15/10£310

Thu 4/1209:20LHR - BOS

Nonstop7h 54mJetBlue

Deal found 15/10£310

Sun 14/1206:00LHR - BOS

2 stops19h 55mMultiple Airlines

Deal found 14/10£311

Thu 13/1109:55LHR - BOS

1 stop16h 00mMultiple Airlines

Deal found 17/10£312

Fri 5/1210:00LHR - BOS

1 stop11h 50mAer Lingus

Deal found 17/10£313

Fri 5/1209:20LHR - BOS

Nonstop7h 54mJetBlue

Deal found 17/10£313

Sun 7/1220:35LHR - BOS

2 stops23h 40mMultiple Airlines

Deal found 16/10£314

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 22/11

12:15-17:50

1 stop10h 35m

Boston Logan Intl

Fri 28/11

19:50-10:50

1 stop10h 00m

£389

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 15/11

12:15-17:50

1 stop10h 35m

Boston Logan Intl

Tue 9/12

19:50-10:50

1 stop10h 00m

£390

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 8/12

12:15-17:50

1 stop10h 35m

Boston Logan Intl

Thu 11/12

19:50-10:50

1 stop10h 00m

£391

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 10/11

13:45-20:20

1 stop11h 35m

Boston Logan Intl

Mon 17/11

19:54-11:05

1 stop10h 11m

£407

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 17/11

13:45-20:20

1 stop11h 35m

Boston Logan Intl

Mon 24/11

06:00-20:35

1 stop9h 35m

£407

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 9/12

13:45-20:20

1 stop11h 35m

Boston Logan Intl

Tue 16/12

06:00-20:35

1 stop9h 35m

£407

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 3/11

07:30-17:22

2 stops14h 52m

Boston Logan Intl

Mon 10/11

16:29-10:50

2 stops13h 21m

£415

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 15/4

12:10-19:55

1 stop12h 45m

Boston Logan Intl

Thu 23/4

18:40-10:00

1 stop10h 20m

£422

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 6/12

12:15-17:50

1 stop10h 35m

Boston Logan Intl

Sun 4/1

19:50-19:30

1 stop18h 40m

£427

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 15/11

20:35-10:35

1 stop19h 00m

Boston Logan Intl

Sat 10/1

19:50-19:30

1 stop18h 40m

£429

Flights are sorted by cheapest return flights first.

Deals found on 15/10

Showing 1-10 of 21 results

Best time to book a flight from Heathrow to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Heathrow with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Boston

Prices

Airlines

Delays

How far ahead should I book a flight from London Heathrow Airport to Boston?

The best time to book flights from London Heathrow Airport to Boston is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London Heathrow Airport to Boston?

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Boston (average of £316). Flying from London Heathrow Airport to Boston in July is currently the most expensive (average of £373). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to BOS?

When flying from London Heathrow Airport to Boston, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 29% versus a flight in the evening.

What is the cheapest day to fly from London Heathrow Airport to Boston?

Travellers seeking maximum savings on their London Heathrow Airport to Boston flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost for a return flight from London Heathrow Airport to Boston?

Reviews of airlines servicing Boston

Get a feel of what it's like to fly with KLM, Virgin Atlantic, andAir France from London Heathrow Airport to Boston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.7

Good

1,404 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

KLM

7.7

Good

1,404 reviews

KLM

7.7

Good

1,404 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Virgin Atlantic

7.5

Good

670 reviews

KLM

7.7

Good

1,404 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Air France

7.4

Good

1,477 reviews

KLM

7.7

Good

1,404 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Icelandair

7.0

Good

556 reviews

KLM

7.7

Good

1,404 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

British Airways

6.7

Okay

7,459 reviews

KLM

7.7

Good

1,404 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

What airport do you fly into for flights to Boston from London Heathrow?
Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from London Heathrow. On average, Logan Intl has 32 inbound flights from London Heathrow per day from 17 airlines. Boston Logan Intl is conveniently located just 2.6 mi from Boston’s city center.
How long is the flight from London Heathrow Airport to Boston?
There are many flights that can get you from London Heathrow Airport to Boston in 10h 35m. Fly via Icelandair or United Airlines to get the fastest option. The distance between London Heathrow Airport and Boston is about 3254 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from London Heathrow Airport to Boston round-trip?
Our cheapest airline available from London Heathrow Airport to Boston is PLAY. Our recent data shows that you can find tickets from as low as £273 on this airline. Additional options worth looking into are TAP AIR PORTUGAL and Scandinavian Airlines, starting at £282 and £299 round-trip. PLAY is priced at 40% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from London Heathrow Airport to Boston one-way?
One-way options have recently been found by users for as low as £319 on British Airways. Other airlines that offer cheap prices include Finnair from £323 and JetBlue from £324 one-way.
What are the most reliable airlines from London Heathrow Airport to Boston?
Consider Scandinavian Airlines (90%), Gulf Air (90%) or KLM (89%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to Boston.
What are the cheapest flights from London Heathrow Airport to Boston?
The cheapest flight price from London Heathrow Airport to Boston is £254. On average you can expect to pay £1,334. The most popular route, (London Heathrow - Boston Logan Intl), can usually be booked for £326.
Can I find deals for flights from Heathrow to Boston that include hotel bookings?
Yes. In addition to deals on Heathrow to Boston flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Boston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Boston.
Can I find deals for business class flights from Heathrow to Boston?
Yes. Cheapflights offers flight deals from Heathrow to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Boston?
Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Boston (average of £316). Flying from London Heathrow Airport to Boston in July is currently the most expensive (average of £373). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Burlington

Cambridge

Peabody

Somerville

Quincy

Waltham

Chelmsford

Browse thousands of different options on Cheapflights for your next trip

Fly from Heathrow to Boston on these airlines

Virgin Atlantic flights from London Heathrow to Boston Logan Intl

British Airways flights from London Heathrow to Boston Logan Intl

Finnair flights from London Heathrow to Boston Logan Intl

Alternative routes for Heathrow to Boston

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Other flights to Boston

Complete your trip

Boston car hire

Boston Logan Intl Airport car hire

Providence-TFGreen Airport car hire

Manchester Airport car hire

Bedford Hanscom Field Airport car hire

Hyannis car hire

Downtown car hire

Back Bay car hire

Seaport District car hire

North End car hire

Fenway–Kenmore car hire

East Boston car hire

Top 10 airlines flying from Heathrow to Boston

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest£273	Average£316	FlexibilityNo cancel fee	On-timeN/A	Search PLAY flights
TAP AIR PORTUGAL	Cheapest£282	Average£405	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Scandinavian Airlines	Cheapest£299	Average£461	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Lufthansa	Cheapest£303	Average£404	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
JetBlue	Cheapest£330	Average£442	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
United Airlines	Cheapest£333	Average£388	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Icelandair	Cheapest£337	Average£415	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Virgin Atlantic	Cheapest£351	Average£469	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Air Canada	Cheapest£351	Average£482	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
British Airways	Cheapest£351	Average£458	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

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How does Cheapflights help users find flights from Heathrow to Boston?

Cheapflights makes it easy to find Heathrow to Boston flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Boston?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Boston from Heathrow.

Can Cheapflights find flights from Heathrow to Boston with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Boston flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Heathrow to Boston become cheaper?

Yes! Start tracking prices for Heathrow to Boston flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from London Heathrow Airport to Boston from £305

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from London Heathrow to Boston Logan Intl are usually found in February or September, booked 57 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap flight deals from Heathrow to Boston

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Find flight deals from Heathrow to Boston

Cheapest flights from Heathrow to BostonExplore the most affordable flight options available from Heathrow to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.

Explore the most affordable flight options available from Heathrow to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Boston that are best for you.

Best time to book a flight from Heathrow to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Heathrow with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Boston

How far ahead should I book a flight from London Heathrow Airport to Boston?

What is the cheapest month to book a flight from London Heathrow Airport to Boston?

What is the cheapest time of day to fly from LHR to BOS?

What is the cheapest day to fly from London Heathrow Airport to Boston?

How much does it cost for a return flight from London Heathrow Airport to Boston?

Weekly flight availability from London Heathrow Airport to Boston

How often are flights from London to Boston delayed?

What is the most punctual flight time for London to Boston flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on London to Boston flights?

What’s the top stopover airport for flights from London Heathrow Airport to Boston?

What’s the fastest stopover option from London Heathrow Airport to Boston?

What’s the fastest stopover option from London Heathrow Airport to Boston?

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Boston?

Reviews of airlines servicing Boston

Get a feel of what it's like to fly with KLM, Virgin Atlantic, andAir France from London Heathrow Airport to Boston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Boston from London Heathrow?

How long is the flight from London Heathrow Airport to Boston?

What are the cheapest airlines flying from London Heathrow Airport to Boston round-trip?

What are the cheapest airlines to fly from London Heathrow Airport to Boston one-way?

What are the most reliable airlines from London Heathrow Airport to Boston?

What are the cheapest flights from London Heathrow Airport to Boston?

Can I find deals for flights from Heathrow to Boston that include hotel bookings?

How can I find direct flights from Heathrow to Boston?

Can I find deals for business class flights from Heathrow to Boston?

What is the cheapest month to book a flight from London Heathrow Airport to Boston?

Travelling to a place near Boston?

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Fly from Heathrow to Boston on these airlines

Choose from the following airlines for your flight from Heathrow to Boston. Flights are based on user searches made on Cheapflights and were last updated on 17 October 2025.

Top 10 airlines flying from Heathrow to Boston

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Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Boston?

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Boston?

Can Cheapflights find flights from Heathrow to Boston with no change fees?

Can Cheapflights notify me if prices for flights from Heathrow to Boston become cheaper?

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Cheapest flights from Heathrow to Boston
Explore the most affordable flight options available from Heathrow to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.